Birte Nygaard

Birte Nygaard

Clinical Associate Professor

Member of:

  • Internal Medicine: Endocrinology


  1. 2024
  2. Published

    Association of DIO2 and MCT10 Polymorphisms With Persistent Symptoms in LT4-Treated Patients in the UK Biobank

    Jensen, Christian Zinck, Isaksen, Jonas L., Ahlberg, Gustav, Olesen, Morten Steen Salling, Nygaard, Birte, Ellervik, Christina & Kanters, Jørgen K., 2024, In: The Journal of clinical endocrinology and metabolism. 109, 2, p. e613-e622

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Selenium supplementation and placebo are equally effective in improving quality of life in patients with hypothyroidism

    Larsen, C. B., Winther, K. H., Cramon, P. K., Rasmussen, Å. K., Feldt-Rasmussen, Ulla, Knudsen, Nils Jakob, Bjørner, Jakob Bue, Schomburg, L., Demircan, K., Chillon, T. S., Gram, J., Hansen, S. G., Brandt, F., Nygaard, Birte, Watt, Torquil, Hegedüs, L. & Bonnema, S. J., 2024, In: European Thyroid Journal. 13, 1, 13 p., e230175.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 2023
  5. Published

    Advances in the Understanding of Genomic Links Between Thyroid Dysfunction and Psychiatric Disorders

    Nygaard, Birte, 2023, In: Thyroid. 33, 2, p. 135-137 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Effects of levothyroxine substitution therapy on hunger and food intake in individuals with hypothyroidism

    Medici, B. R., Nygaard, Birte, la Cour, J. L., Krakauer, M., Brønden, Andreas, Sonne, M. P., Holst, Jens Juul, Rehfeld, Jens Frederik, Vilsbøll, Tina, Faber, J. & Knop, Filip Krag, 2023, In: Endocrine Connections. 12, 10, 14 p., e230314.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Hyperthyroidism in pregnancy: design and methodology of a Danish multicenter study

    Torp, N. M. U., Pedersen, I. B., Carlé, A., Karmisholt, J. S., Ebbehøj, E., Grove-Laugesen, D., Brix, T. H., Bonnema, S. J., Schrijvers, Bieke Frieda Francisca, Nygaard, Birte, Sigurd, Lena Bjergved, Feldt-Rasmussen, Ulla, Klose, M., Rasmussen, Å. K., Andersen, Stig Ejdrup & Andersen, S. L., 2023, In: Thyroid Research. 16, 11.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Hypothyroid women have persistently higher oxidative stress compared to healthy controls

    Riis, K. R., Larsen, C. B., Medici, B. R., Jensen, C. Z., Winther, K. H., Larsen, E. L., Ellervik, Christina, la Cour, J. L., Hegedüs, L., Brix, T. H., Poulsen, Henrik Enghusen, Knop, Filip Krag, Nygaard, Birte & Bonnema, S. J., 2023, In: European Thyroid Journal. 12, 6, 10 p., e230167.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Long-term stability of thyroid peroxidase antibody (anti-TPO) in serum in the Danish General Suburban Population Study

    Jensen, Christian Zinck, Nygaard, Birte, Faber, J., Pedersen, P. L., Larsen, Morten Kranker, Kanters, Jørgen K., Poulsen, Henrik Enghusen, Kellogg, M. & Ellervik, Christina, 2023, In: Clinical Chemistry and Laboratory Medicine. 61, 9, 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published
  11. 2022
  12. Published

    Nationwide Incidence of Thyroid Eye Disease and Cumulative Incidence of Strabismus and Surgical Interventions in Denmark

    Boulakh, L., Nygaard, Birte, Bek, T., Faber, J., Heegaard, Steffen, Toft, Peter Bjerre, Poulsen, Henrik Enghusen, Toft-Petersen, A. P., Hesgaard, H. B. & Ellervik, Christina, Jul 2022, In: JAMA Ophthalmology. 140, 7, p. 667-673 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Published
  14. Published

    Letter to the Editor from S.J. Bonnema et al: "comparative Effectiveness of Levothyroxine, Desiccated Thyroid Extract, and Levothyroxine+Liothyronine in Hypothyroidism"

    Bonnema, S. J., Riis, K. R., Jensen, C. Z., Thvilum, M. & Nygaard, Birte, 2022, In: Journal of Clinical Endocrinology and Metabolism. 107, 3, p. E1317-E1318

    Research output: Contribution to journalLetterResearchpeer-review

  15. Published

    Long-term methimazole therapy in Graves’ hyperthyroidism and adverse reactions: a Danish multicenter study

    Karmisholt, J., Andersen, S. L., Bulow-Pedersen, I., Krejbjerg, A., Nygaard, Birte & Carlé, A., 2022, In: European Thyroid Journal. 11, 3, 6 p., e220031.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Preoperative imaging in primary hyperparathyroidism: Are 11C-Choline PET/CT and 99mTc-MIBI/123Iodide subtraction SPECT/CT interchangeable or do they supplement each other?

    Christensen, J. W., Ismail, A., Søndergaard, S. B., Bennedbæk, F. N., Nygaard, Birte, Jensen, Lars Thorbjørn, Trolle, W., Hahn, Christoffer Holst, Zerahn, B., Kristensen, B. & Krakauer, M., 2022, In: Clinical Endocrinology. 97, 3, p. 258–267 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Socioeconomic influence on treatment with liothyronine and desiccated thyroid extract in Denmark

    la Cour, J. L., Møllehave, Line Tang, Medici, B. R., Jensen, Christian Zinck, Bjerregaard, A. A. & Nygaard, Birte, 2022, In: European Thyroid Journal. 11, 6, e220149.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. 2021
  19. Published

    Evidence-Based Use of Levothyroxine/Liothyronine Combinations in Treating Hypothyroidism: A Consensus Document

    Jonklaas, J., Bianco, A. C., Cappola, A. R., Celi, F. S., Fliers, E., Heuer, H., Mcaninch, E. A., Moeller, L. C., Nygaard, Birte, Sawka, A. M., Watt, Torquil & Dayan, C. M., 1 Feb 2021, In: Thyroid. 31, 2, p. 156-182 27 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Published

    Influence of educational level on test and treatment for incident hypothyroidism

    Møllehave, Line Tang, Jacobsen, R. K., Linneberg, Allan René, Skaaby, T., Knudsen, Nils Jakob, Jørgensen, T., Kårhus, L. L., Kriegbaum, Margit, Grand, Mia Klinten, Siersma, Volkert Dirk, Lind, B., Andersen, Christen Bertel L, Nygaard, Birte, Medici, B. B., Pedersen, I. B., Ravn-Haren, G. & Thuesen, B. H., 2021, In: Clinical Endocrinology. 94, 6, p. 1025-1034 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Predictors of Improvement in Quality of Life When Treating Hypothyroidism

    Medici, B. B., Lerche la Cour, J., Knop, Filip Krag, Krakauer, M., Michaelsson, L. F., Faber, Jens, Watt, Torquil & Nygaard, Birte, 2021, In: Journal of Thyroid Research. 2021, 7 p., 5577217.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Risk of over- And under- treatment with levothyroxine in primary care in Copenhagen, Denmark

    La Cour, J. L., Medici, B. R., Grand, Mia Klinten, Nicolaisdottir, Dagny Ros, Lind, B., Faber, Jens, Andersen, Christen Bertel L & Nygaard, Birte, 2021, In: European Journal of Endocrinology. 185, 5, p. 673-679 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. 2020
  24. Published

    11C-Choline PET/CT vs. 99mTc-MIBI/123Iodide Subtraction SPECT/CT for Preoperative Detection of Abnormal Parathyroid Glands in Primary Hyperparathyroidism: A Prospective, Single-Centre Clinical Trial in 60 Patients

    Ismail, A., Christensen, J. W., Krakauer, M., Søndergaard, S. B., Zerahn, B., Nygaard, Birte, Bennedbæk, F. N., Kristensen, B. & Jensen, Lars Thorbjørn, 2020, In: Diagnostics. 10, 11, 10 p., 975.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. 2019
  26. Published

    Predictors of Initial and Sustained Remission in Patients Treated with Antithyroid Drugs for Graves' Hyperthyroidism: The RISG Study

    Karmisholt, J., Andersen, S. L., Bulow-Pedersen, I., Carlé, A., Krejbjerg, A. & Nygaard, Birte, Jan 2019, In: Journal of Thyroid Research. 2019, 10 p., 5945178.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published
  28. 2018
  29. Published

    How Should Thyroid-Related Quality of Life Be Assessed? Recalled Patient-Reported Outcomes Compared to Here-and-Now Measures

    Boesen, V. B., Feldt-Rasmussen, Ulla, Bjørner, Jakob Bue, Cramon, P., Grønvold, Mogens, Nygaard, Birte, Rasmussen, Å. K., Vilsbøll, Tina & Watt, T., 2018, In: Thyroid. 28, 12, p. 1561-1570 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. Published

    Kombinationsbehandling med thyroxin og trijodthyronin til patienter med hypotyreose

    Nygaard, Birte, Røder, M. E., Karmisholt, J. & Kristensen, J. K., 2018, In: Ugeskrift for Laeger. 180, 19, 4 p., V04170328.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Levothyroxine/Liothyronine Combination Therapy and Quality of Life: Is It All about Weight Loss?

    Michaelsson, L. F., la Cour, J. L., Medici, B. B., Watt, T., Faber, Jens & Nygaard, Birte, 2018, In: European Thyroid Journal. 7, 5, p. 243-250 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. 2017
  33. Published

    Neither Baseline nor Changes in Serum Triiodothyronine during Levothyroxine/Liothyronine Combination Therapy Predict a Positive Response to This Treatment Modality in Hypothyroid Patients with Persistent Symptoms

    Medici, B. B., la Cour, J. L., Michaelsson, L. F., Faber, Jens & Nygaard, Birte, Apr 2017, In: European Thyroid Journal. 6, 2, p. 89-93 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    Hypothyroid Patients Encoding Combined MCT10 and DIO2 Gene Polymorphisms May Prefer L-T3 + L-T4 Combination Treatment: Data Using a Blind, Randomized, Clinical Study

    Carlé, A., Faber, Jens, Steffensen, R., Laurberg, P. & Nygaard, Birte, 2017, In: European Thyroid Journal. 6, 3, p. 143-151 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. 2016
  36. Published

    Radioiodine Therapy Does Not Change the Atherosclerotic Burden of the Carotid Arteries

    La Cour, J. L., Andersen, U. B., Sørensen, C. H., Nygaard, Birte & Jensen, Lars Thorbjørn, Jul 2016, In: Thyroid. 26, 7, p. 965-71 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    A Prospective Comparative Study of Parathyroid Dual-Phase Scintigraphy, Dual-Isotope Subtraction Scintigraphy, 4D-CT, and Ultrasonography in Primary Hyperparathyroidism

    Krakauer, M., Wieslander, B., Myschetzky, P. S., Lundstrøm, A., Bacher, T., Sørensen, C. H., Trolle, W., Nygaard, Birte & Bennedbæk, F. N., Feb 2016, In: Clinical Nuclear Medicine. 41, 2, p. 93-100 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. 2015
  39. Published

    Long-term L-Triiodothyronine (T3) treatment in stable systolic heart failure patients: a randomised, double-blind, cross-over, placebo-controlled intervention study

    Holmager, P., Schmidt, U., Mark, P., Andersen, U., Dominguez, H., Raymond, I., Zerahn, B., Nygaard, Birte, Kistorp, Caroline Michaela Nervil & Faber, Jens, Dec 2015, In: Clinical Endocrinology. 83, 6, p. 931-937 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Treating Hypothyroidism with Thyroxine/Triiodothyronine Combination Therapy in Denmark: Following Guidelines or Following Trends?

    Michaelsson, L. F., Medici, B. B., la Cour, J. L., Selmer, C., Røder, M., Perrild, Hans, Knudsen, Nils Jakob, Faber, Jens & Nygaard, Birte, Sep 2015, In: European Thyroid Journal. 4, 3, p. 174-80 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Radioiodine therapy increases the risk of cerebrovascular events in hyperthyroid and euthyroid patients

    la Cour, J. L., Jensen, Lars Thorbjørn, Vej-Hansen, A. & Nygaard, Birte, Jun 2015, In: European Journal of Endocrinology. 172, 6, p. 771-8 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    Hyperthyroidism in pregnancy

    Nygaard, Birte, 2015, In: Clinical Evidence (Online). 2015, 0611.

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. 2014
  44. Published

    The dose of levothyroxine in pregnant women with hypothyroidism should be increased by 20-30% in the first trimester

    Hubaveshka, J., Michaelsson, L. F. & Nygaard, Birte, Dec 2014, In: Danish Medical Journal. 61, 12, p. 1-4 4 p., A4959.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. 2013
  46. Published

    A Placebo-Controlled, Blinded and Randomised Study on the Effects of Recombinant Human Thyrotropin on Quality of Life in the Treatment of Thyroid Cancer

    Nygaard, Birte, Bastholt, L., Bennedbæk, F. N. & Klausen, T. W., 2013, In: European Thyroid Journal. 2, 3, p. 195-202 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. Published

    Modeling the absorbed dose to the common carotid arteries following radioiodine treatment of benign thyroid disease

    la Cour, J. L., Hedemann-Jensen, P., Søgaard-Hansen, J., Nygaard, Birte & Jensen, Lars Thorbjørn, 2013, In: Annals of Nuclear Medicine. 27, 9, p. 862-866 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Peripheral markers of thyroid function: the effect of T(4) monotherapy vs T(4)/T(3) combination therapy in hypothyroid subjects in a randomized crossover study

    Schmidt, U., Nygaard, Birte, Winther Jensen, E., Kvetny, J., Jarløv, A. & Faber, Jens, 2013, In: Endocrine Connections. 2, 1, p. 55-60 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Selenium supplementation for patients with Graves’ hyperthyroidism (the GRASS trial): study protocol for a randomized controlled trial

    Watt, Torquil, Cramon, P., Bjorner, J. B., Bonnema, S. J., Feldt-Rasmussen, Ulla, Gluud, C., Gram, J., Hansen, J. L., Hegedüs, L., Knudsen, Nils Jakob, Bach-Mortensen, P., Nolsöe, R., Nygaard, Birte, Pociot, Flemming, Skoog, M., Winkel, P. & Rasmussen, A. K., 2013, In: Trials. 14, April , p. 1-10 10 p., 119.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. 2012
  51. Published

    2012 ETA Guidelines: The Use of L-T4 + L-T3 in the Treatment of Hypothyroidism

    Nygaard, Birte, 2012, In: European Thyroid Journal. 1, 2, p. 55-71 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. Published

    High Prevalence of Papillary Thyroid Microcarcinoma in Danish Patients: A Prospective Study of 854 Consecutive Patients with a Cold Thyroid Nodule Undergoing Fine-Needle Aspiration

    Rossing, M., Nygaard, Birte & Bennedbæk, F. N., 2012, In: European Thyroid Journal. 1, p. 110-117 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. Published

    Large Discrepancy in the Results of Sensitive Measurements of Thyroglobulin Antibodies in the Follow-Up on Thyroid Cancer: A Diagnostic Dilemma

    Nygaard, Birte, Faber, Jens & Bentzen, J., 2012, In: European Thyroid Journal. 1, p. 193-197 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. 2011
  55. Published

    Diagnostisk strategi ved tilfældigt fund af FDG-optagelse i glandula thyroidea ved PET-CT

    Nielsen, M. H., Nygaard, Birte, Søndergaard, S. B. & Bennedbæk, F. N., 2011, In: Ugeskrift for Laeger. 173, 33, p. 1948-52 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  56. Published

    Need for thyroidectomy in patients treated with radioactive iodide for benign thyroid disease

    Villadsen, M. J., Sørensen, C. H., Godballe, C. & Nygaard, Birte, 2011, In: Danish Medical Bulletin (Online). 58, 12, p. A4343

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. 2010
  58. Published

    Minimalt invasiv operation for hyperparathyroidisme

    Trolle, W., Møller, H., Bennedbæk, F. N., Nygaard, Birte & Sørensen, C. H., 4 Jan 2010, In: Ugeskrift for Laeger. 172, 1, p. 33-8 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  59. Published

    Hyperthyroidism (primary)

    Nygaard, Birte, 1 Jan 2010, In: Clinical Evidence (Online). 2010

    Research output: Contribution to journalJournal articleResearchpeer-review

  60. Published

    A simple procedure for routine RNA extraction and miRNA array analyses from a single thyroid in vivo fine needle aspirate

    Rossing, M., Kaczkowski, B., Futoma-Kazmierczak, E., Glud, M., Klausen, M., Faber, Jens, Nygaard, Birte, Kiss, K., Sørensen, C. H., Nielsen, Finn Cilius, Bennedbæk, F. N. & Friis-Hansen, Lennart Jan, 2010, In: Scandinavian Journal of Clinical & Laboratory Investigation. 70, 8, p. 529-534 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. 2009
  62. Published

    Effect of combination therapy with thyroxine (T4) and 3,5,3'-triiodothyronine versus T4 monotherapy in patients with hypothyroidism, a double-blind, randomised cross-over study

    Nygaard, Birte, Jensen, E. W., Kvetny, J., Jarløv, A., Faber, Jens, Nygaard, Birte, Jensen, E. W., Kvetny, J., Jarløv, A. & Faber, Jens, 2009, In: European Journal of Endocrinology. 161, 6, p. 895-902 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  63. 2008
  64. Published

    Papillært thyroideakarcinom med kraftig farvning for tyroperoxidase

    Nygaard, Birte, Frisch, T. & Kiss, K., 2008, In: Ugeskrift for læger. 170, 18, p. 1571-

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. Published

    [Thyroid papillary cancer using TPO staining]

    Nygaard, Birte, Frisch, T. & Kiss, K., 2008, In: Ugeskrift for læger. 170, 18, p. 1571-

    Research output: Contribution to journalJournal articleResearchpeer-review

  66. 1998
  67. Published

    Transitory blindness after retrobulbar irradiation of Graves' ophthalmopathy

    Nygaard, Birte & Specht, Lena, 1998, In: Lancet. 351, 9104, p. 725-726 2 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 32274086